供应商控制其上运行应用程序的操作系统、硬件和网络基础架构。

The provider controls the operating system, hardware, or network infrastructure on which the applications are running.

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系统应用程序构建到操作系统之中——只有操作系统才知道哪个应用程序应该打开. doc文件。

These system applications are built into the OS — only the OS knows which application should open a.doc file.

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你可能并不拥有应用系统或操作系统。

You may not own the application or the operating system.

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